Home / 706,433.41-974,848.43-400,530.37

Finding the Fourth Proportional to 706,433.41, 974,848.43 and 400,530.37

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Solution

The fourth proportional to 706,433.41, 974,848.43 and 400,530.37 is: 552,715.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,433.41 : 974,848.43 = 400,530.37 : x
  2. Step 2: Convert to fraction form
    706,433.41/974,848.43 = 400,530.37/x
  3. Step 3: Cross multiply
    706,433.41x = 974,848.43 × 400,530.37
  4. Step 4: Simplify right side
    706,433.41x = 390,456,402,361.82
  5. Step 5: Solve for x
    x = 390,456,402,361.82/706,433.41
  6. Step 6: Final answer
    x = 552,715.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.